The value of the tangent of ∠a in ΔABC is approximately 0.63
To find the tangent of ∠a, we need to use the trigonometric ratio tan(∠a) = opposite/adjacent. In this case, the opposite side is BC, and the adjacent side is AC. We can use the Pythagorean theorem to find the length of the hypotenuse AB.
AB² = AC² + BC² = 33² + 56² = 3645
AB = √3645 ≈ 60.36
Now, we can use the tangent ratio to find tan(∠a):
tan(∠a) = BC/AC = 56/33 ≈ 1.70
Rounding to the nearest hundredth, we get tan(∠a) ≈ 0.63.
Thus, ∠a is approximately 0.63
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1,200 plus what equals what??
Answer:
1,200+300=1,500
Step-by-step explanation:
Answer:
1,200+1,200=2,400
Step-by-step explanation:
Write the numerical expression. The difference between 8 forty sevens and 7 forty sevens
Answer:
8(47) - 7(47)
Step-by-step explanation:
The numerical expression;
Difference between;
8 forty sevens and 7 forty sevens
8 forty sevens = 8 (47)
7 forty sevens = 7 (47)
Difference;
8(47) - 7(47)
Answer:
tu6=-
Step-by-step explanation:
What is the value of x in the equation 4(2x + 14) = 0?
07
0-7
O-9
Answer:
x = -7
Step-by-step explanation:
4(2x + 14) = 0
Isolate the variable (x)
2x + 14 = 0 ÷ 4
2x + 14 = 0
2x = 0 - 14
2x = -14
x = -14 ÷ 2
x = -7
Select the correct answer from each drop-down menu.
Quadrilateral PQRS, with vertex P(-5, -3), undergoes a transformation to form quadrilateral P′Q′R′S′, with P′ at (5, 3).
The type of transformation PQRS undergoes is a ______
. If vertex Q is at (-4, -5), then vertex Q′ is at ______.
options for the first one are( 180 rotation about the origin)( translation 2 units right and seven units up)(reflection over the x axis)(reflection over the y axis)
options for the second one are(-4-5)(-4,5)(4,5)(5,-4)
The kind of transformation the quadrilateral underwent is 180° rotation about the origin and the new vertex of Q is (4,5).
What is transformation of plane shapes?Transformation is the change in the coordinates of the vertices that make up a plane shape.
This can be done either by translation, reflection or rotation.
Analysis:
since the x and y coordinates of P is the opposite of the coordinates of p' then there is a 180° rotation about the origin.
If vertex Q is (-4, -5), then Q' is the opposite which is (4, 5 )
In conclusion, the transformation is a 180° rotation and the coordinates of Q' are (4, 5).
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suppose five students from the class are chosen at random. what is the probability that none are mechanical engineering majors?
The probability that none are mechanical engineering majors is 0.51.
The number of students who are not mechanical engineering majors is 100 - 49 = 51. The probability of choosing a student who is not a mechanical engineering major in one draw is 51/100. The probability of choosing five students in a row who are not mechanical engineering majors is (51/100)^5. Thus, the answer is (51/100)^5 = 0.1517816.
Probability refers to potential. From 0 to 1 is used to express the value. To determine how likely an event is to occur, probability has been introduced in mathematics. This is the fundamental theory of probability, which is also applied to the probability distribution, and from which you will discover the likelihood of results for a random experiment. The complete number of possibilities that can occur should be known before calculating the likelihood that a certain event will occur.
The complete question is:-
In a class of 100 students, 30 are computer science majors, 49 are mechaincal engineering majors, 13 are civil engineers and the rest are general engineering majors. Assume students only have one major.Suppose five students from the class are chosen at random what is the probability none are mechanical engineering majors?My info I know: The mechanical engineers account for 49% of the students, making 51% not mechanical engineers? Do I take five out of the 51, so 0.05 X 0.51?
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a paint can is 12 in tall and has a diameter of 8 in Which is closest to the total surface of the paint can
A. 200 Sq
B. 96 Sq
C. 402 Sq
D. 301 Sq
Answer:
The answer is 402.
I know the answer is 825 but what is the constant of proportionality??
Answer:
The constant of proportionality is the ratio between two directly proportional quantities. Two quantities are directly proportional when they increase and decrease at the same rate.
Step-by-step explanation:
(a) Find the first four terms, in ascending powers of x, of the binomial expansion of
(1+12x)^1/2
giving each term in simplest form.
(b) Explain how you could use x=1/36 in the expansion to find an approximation for √12
There is no need to carry out the calculation.
a) The binomial expansion of (1+12x)^1/2 is given by:
(1+12x)^1/2 = 1^1/2 + (1/2)(1^-1/2)(12x) + (1/2)(1^-1/2)(-1/2)*(12x)^2 + ...
Binomial expression: what is it?
A polynomial with only terms is a binomial. An illustration of a binomial is x + 2, where x and 2 are two distinct terms. Additionally, in this case, x has a coefficient of 1, an exponent of 1, and a constant of 2. As a result, a binomial is a two-term algebraic expression that contains a constant, exponents, a variable, and a coefficient.
The first four terms, in ascending powers of x, are:
1, (1/2)(12x), (1/8)(12x)^2, (1/16)*(12x)^3
b) To use x=1/36 in the expansion, you would substitute x=1/36 into the expansion, and keep only the terms up to x^3 (the fourth term in the expansion). This will give an approximation of the value of (1+12x)^1/2 when x=1/36.
This will be an approximation of √12 because x=1/36 corresponds to 12x = 1 and the initial value of the expansion is 1 + 12x .
We can use this approximation to approximate square root of 12 and also for other square roots by using appropriate x values.
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Please help I'm struggling!
\(\sqrt[4]{567x^9 y^{11}} ~~ \begin{cases} 567=3\cdot 3\cdot 3\cdot 3\cdot 7\\ \qquad ~~ ~ 3^4\cdot 7\\ x^9=x^{4+4+1}\\ \qquad ~x^4\cdot x^4\cdot x\\ y^{11}=y^{4+4+3}\\ \qquad ~~ y^4\cdot y^4\cdot y^3 \end{cases}\implies \sqrt[4]{3^4\cdot 7 \cdot x^4\cdot x^4\cdot x\cdot y^4\cdot y^4\cdot y^3}\)
\(\left( 3^4\cdot 7 \cdot x^4\cdot x^4\cdot x\cdot y^4\cdot y^4\cdot y^3\right)^{\frac{1}{4}}\implies 3^{\frac{4}{4}}\cdot 7^{\frac{1}{4}}\cdot x^{\frac{4}{4}}\cdot x^{\frac{4}{4}}\cdot x^{\frac{1}{4}}\cdot y^{\frac{4}{4}}\cdot y^{\frac{4}{4}}\cdot y^{\frac{3}{4}}\)
\(3\cdot 7^{\frac{1}{4}}\cdot x\cdot x\cdot x^{\frac{1}{4}}\cdot y\cdot y\cdot y^{\frac{3}{4}}\implies 3x^2y^2\cdot 7^{\frac{1}{4}}x^{\frac{1}{4}} y^{\frac{3}{4}} \implies 3x^2y^2(7xy^3)^{\frac{1}{4}} \\\\\\ ~\hfill {\Large \begin{array}{llll} 3x^2y^2\sqrt[4]{7xy^3} \end{array}}~\hfill\)
Multiply (3)x(−4)x(2).
Answer:
-24x²
Step-by-step explanation:
remove the parentheses, multiply the numbers, apply exponent rule and add the numbers
Find the equation of the line.
Use exact numbers.
y = __x+__
What is the domain? I need help on this problem
The domain of the function \(f(x) = \sqrt{\frac{1}{3}x + 2\) is (d) x ≥ -6
How to determine the domain of the functionFrom the question, we have the following parameters that can be used in our computation:
\(f(x) = \sqrt{\frac{1}{3}x + 2\)
Set the radicand greater than or equal to 0
So, we have
1/3x + 2 ≥ 0
Next, we have
1/3x ≥ -2
So, we have
x ≥ -6
Hence, the domain of the function is (d) x ≥ -6
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There is an ongoing debate about how many spaces should be placed after a period in typed documents. Alana read about a study where 100 participants all read the same document typed in Courier New font. Half of the participants were randomly assigned the document with one space after each period, and the other half were given the document with two spaces after each period.
Participants who read the document with two spaces after each period were able to finish reading significantly faster than those with one space after each period. Alana concluded that using two spaces after each period will help people read all documents faster. Is this study appropriate? Why?
The question about whether the study used was appropriate is:
No, it was not appropriate because it used only the Courier New font.What is an Appropriate Study?This refers to the research study which is done about a particular phenomena which satisfies every criteria and is consistent with the scientific method.
With this in mind, we can see that the study was not appropriate as it failed to satisfy all criteria by using a study of a group of people who used only one particular font.
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Answer:
The study was an experiment, but it didn't include fonts other than Courier New.
Step-by-step explanation:
please help meeee!!!
Answer:
195 feet? (I know the answer but I'll leave the rest to you about typing it either cm2 or those stuff.
Step-by-step explanation:
To work this out so, congruent means identical. We already have the answer to EF so 13 x ? But BC = 15 feet. And BC = FG So,
13 x 15 = 195.
Hope this helps
Answer for this please!
Step-by-step explanation:
See image below
13. Caleb and his friends went to see a movie at 7:35 p.m. They left at 10:05
How long was the movie?
awas
Answer:
2 hours 30 mins
Step-by-step explanation:
We Know
Caleb and his friends went to see a movie at 7:35 p.m.
They left at 10:05
How long was the movie?
We Take
10:05 - 7:35 = 2 hours 30 mins
So, the movie is 2 hours 30 mins long.
plz plz plz plz plz plz plz plz plz plz plz plz plz I need help
Its a parallelogram
<C+<D=<A+<C
Also
AB||CD
\(\\ \rm\Rrightarrow <A+<B=180\)
\(\\ \rm\Rrightarrow \dfrac{1}{2}<A+\dfrac{1}{2}<B=\dfrac{1}{2}180\)
\(\\ \rm\Rrightarrow <PAB+<ABP=90\)
Using angle sum property
\(\\ \rm\Rrightarrow <APB=180-90=90\)
Hence proved
Describe and explain the difference between explicit formulas for arithmetic
sequences and explicit formulas for geometric sequences.
Answer:
Arithmetic sequence: \(a_{n}=a_{1}+(n-1)d\)
Geometric sequence: \(a_{n}=a_{1}(r)^{n-1}\)
Step-by-step explanation:
The arithmetic sequence: is the sequence whos terms increased or decreased by a constant amount.
Examples:
4, 7, 10, 13, 16, ........................ (increased by 3)25, 20, 15, 10, ......................... (Decreased by 5)The explicit formula for the nth term of the arithmetic sequence is:
\(a_{n}=a_{1}+(n-1)d\) \(a_{1}\) is the first termd is the constant difference between each two consecutive termsn is the position of the number in the sequence
The geometric sequence: is the sequence whos consecutive terms have a constant ratio
Examples:
1, 2, 4, 8, 16, ........................ (Multiplying by 2)625, 125, 25, 5, ......................... (Dividing by 5)The explicit formula for the nth term of the geometric sequence is:
\(a_{n}=a_{1}(r)^{n-1}\) \(a_{1}\) is the first termr is the constant ratio between each two consecutive termsn is the position of the number in the sequence* Arithmetic sequence →→→→→→ Geometric sequence
Has a constant difference →→→→→→ Has a constant ratio
\(a_{n}=a_{1}+(n-1)d\) →→→→→→ \(a_{n}=a_{1}(r)^{n-1}\)
\(d=a_{n}-a_{n-1}\) →→→→→→ \(r=\frac{a_{n}}{a_{n-1} }\)
In at least 150 words, discuss the changes that occur in John Proctor’s character, from the beginning of the play to the end
John Proctor is one of the most significant and complex characters in Arthur Miller's The Crucible, a drama set in 1692 Salem, Massachusetts, during the witchcraft hysteria.
In at least 150 words, we will examine the changes that occur in John Proctor's character from the beginning of the play to the end. John Proctor is a farmer and the husband of Elizabeth Proctor. He is a respected member of Salem's society, but he has a dark past. His affair with Abigail Williams, a teenage girl, led to his wife firing Abigail from her job and made her angry with the Proctors. John Proctor is a man of pride who cares deeply for his family. However, his own sense of right and wrong, his morals, and his beliefs are put to the test as the witchcraft hysteria takes over Salem.
At the beginning of the play, John Proctor is a man of reputation and standing in Salem. His love for his wife Elizabeth is evident, yet he carries with him the guilt of his affair with Abigail Williams. He is distant from his wife, troubled by his actions in the past, and unwilling to forgive himself. John Proctor has reservations about the witchcraft trials, and he is hesitant to speak out against them, which leads to his eventual downfall. However, as the play progresses, he transforms from a guilty and ashamed man into one who is determined to set things right and stand up for his beliefs.
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What is the rate of change from 4 to 8?
Answer:
the rate of change from 4 to 8 is 4
Step-by-step explanation:
you can find this by subtracting the first number from the secone number and if the two numbers were in a diffrent order being 8 and 4 the answer would still be 4 because when you subtract 8 from 4 you ger-4 but with rate of change you always use the absolute value
hope this helped
How much time a sum of rs 9400 will take to become 10951.8f the sum is invested 3 2/ 3 p.a?
It will take approximately 427 months or 35 years and 7 months for a sum of Rs. 9400 to become Rs. 10951.8 at the rate of 3 2/3% per annum.
Let the principal amount be Rs. 9400, rate of interest be 3 2/3 % per annum and the final amount be Rs. 10951.8
To find: The time required to become Rs. 10951.8
Step 1: Calculation of Interest:
Earned interest = Final amount - Principal amount = Rs. 10951.8 - Rs. 9400 = Rs. 1551.8
Step 2: Calculation of Time:
Time = (100 * Earned interest) / (Principal * Rate * 12/100)
Here, Principal = Rs. 9400,Rate = 3 ,2/3% per annum = (11/3)% per annum,
Time = (100 * 1551.8) / (9400 * (11/3) * 12/100)
= 100 * 1551.8 / 9400 * 11/3 * 12/100
= 15518 / 3636
= 15518/3636*100/100
= 426.906 or 426.91
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Automatic Transmissions, Inc., has the following estimates for its new gear assembly project: price = $940 per unit; variable cost = $340 per unit; fixed costs = $3.4 million; quantity = 53,000 units. Suppose the company believes all of its estimates are accurate only to within ±15 percent. What values should the company use for the four variables given here when it performs its best-case scenario analysis? What about the worst-case scenario?
In the worst-case scenario, the company should use the following values: price = $799 per unit, variable cost = $289 per unit, fixed costs = $2.89 million, and quantity = 60,950 units.
In the best-case scenario analysis for Automatic Transmissions, Inc.'s new gear assembly project, the company assumes the upper limit of the ±15 percent range for its estimates. For the price per unit, they take a 15 percent increase, resulting in a value of $1081. Similarly, the variable cost per unit is increased by 15 percent to $391. The fixed costs are also adjusted upwards by 15 percent, reaching $3.91 million. Finally, the quantity is decreased by 15 percent, leading to a value of 45,050 units.
On the other hand, in the worst-case scenario analysis, the company assumes the lower limit of the ±15 percent range for its estimates. The price per unit is decreased by 15 percent, resulting in $799. The variable cost per unit is decreased to $289. The fixed costs are adjusted downwards to $2.89 million. Lastly, the quantity is increased by 15 percent to 60,950 units.
Therefore, in the worst-case scenario, the company should use the following values: price = $799 per unit, variable cost = $289 per unit, fixed costs = $2.89 million, and quantity = 60,950 units
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ABC is a right angle triangle. Calculate the length of BC
Give your answer correct in 1 decimal place
AB= 6.7 cm
AC= 16 cm
Answer:
I don't know sorry I haven't studied this at all I am in 7th grade only so
In January, Mrs. Smith put $10,000 into
an account that earned 3.18% simple
interest per year. Eleven months later,
she withdrew the interest only from the
account for purchasing gifts. How much
money did she have to buy gifts?
The amount of money she would have is $10,291.50.
The amount of money she would have to buy the gift is the sum of the amount deposited and the interest.
Simple interest is interest that only accrues on the amount of money deposited into the account.
The formula that can be used to determine simple interest is: principal x time x interest rate
Where:
Principal = amount deposited = $10,000 Time = 11/12 Interest rate = 3.18%$10,000 x 11/12 x 0.0318 = $291.50
$10,000 + $291.50 = $10,291.50
Find the number that makes the ratio equivalent to 99:66
:6
Answer:
9
Step-by-step explanation:
99 : 66 ( divide both parts by 11 )
= 9 : 6
can i please get the answers for this? i’ve been trying to find it for half an hour
Answer:
What's the full question? I'm not sure how to help with just this information :(
use the definition of taylor series to find the taylor series (centered at c) for the function. f (x)=6/x^1 c=1
[infinity]
f(x) =Σ
n=0
Answer:
\(f(x)=\displaystyle \frac{6}{x}=\sum^\infty_{n=0}6(-1)^n(x-1)^n\)
Step-by-step explanation:
Recall the formula for Taylor Series:
\(\displaystyle f(x)=f(c)+f'(c)(x-c)+\frac{f''(c)(x-c)^2}{2!}+\frac{f'''(c)(x-c)^3}{3!}+...+\frac{f^n(c)(x-c)^n}{n!}=\sum^\infty_{n=0}\frac{f^n(c)}{n!}(x-c)^n\)
Determine the derivative function fⁿ(c):
\(\displaystyle f(c)=\frac{6}{c}=\frac{6}{1}=6\\ \\f'(c)=-\frac{6}{c^2}=-\frac{6}{1^2}=-6\\ \\f''(c)=\frac{12}{c^3}=\frac{12}{1^3}=12\\\\f'''(c)=-\frac{36}{x^4}=-\frac{36}{1^4}=-36\\\\....\\\\f^n(c)=6(-1)^{n}n!\)
Therefore, the infinite series can be written as:
\(\displaystyle f(x)=\frac{6}{x}=\sum^\infty_{n=0}\frac{6(-1)^nn!}{n!}(x-1)^n=\sum^\infty_{n=0}6(-1)^n(x-1)^n\)
Can you determine each point-slope equation and type the correct code? Please remember to type in ALL CAPS with no spaces.
PLEASE HELP NOW!!!
Answer:
Step-by-step explanation:
the set of all real numbers less than 50 or less than 50 set builder notation
Here is a simple example of set-builder notation set builder notation it says " the set of all x's, such that X is greater than 0".
Evaluate the expression shown below and write your answer as a fraction in
simplest form.
3/4 - 3/10